| Acknowledgments | 第1-7页 |
| Abstract | 第7-8页 |
| 摘要 | 第8-12页 |
| Chapter 1 Introduction | 第12-16页 |
| ·Background of the Present Study | 第12-13页 |
| ·Purpose of the Present Study | 第13-14页 |
| ·Overall Structure of the Thesis | 第14-16页 |
| Chapter 2 Literature Review | 第16-47页 |
| ·Relevance Theory | 第16-36页 |
| ·Grice's Cooperative Principle | 第16-19页 |
| ·Framework of Relevance Theory | 第19-35页 |
| ·Rectifications of Relevance Theory on Cooperative Principle | 第35-36页 |
| ·Newspaper Headlines | 第36-47页 |
| ·Features | 第37-41页 |
| ·Functions | 第41-42页 |
| ·Types | 第42-44页 |
| ·Previous Studies of Newspaper Headlines | 第44-47页 |
| Chapter 3 Methodology | 第47-53页 |
| ·Research Questions | 第47页 |
| ·Data Collection | 第47-48页 |
| ·Data Presentation | 第48-53页 |
| ·Distribution of the Selected Newspaper Headlines | 第48-49页 |
| ·Results of the Experiments | 第49-53页 |
| Chapter 4 Achievement of Optimal Relevance in English Newspaper Headlines | 第53-69页 |
| ·Optimal Relevance in the Making of English Newspaper Headlines | 第53-61页 |
| ·Newspaper Headlines with Optimal Relevance in Consideration of the Reader's Mutual Knowledge | 第54-57页 |
| ·Newspaper Headlines with Optimal Relevance in Consideration of the Reader's Cognitive Context | 第57-58页 |
| ·Combination of Mutual Knowledge and Cognitive Context | 第58-61页 |
| ·The Reader's Inferential Process of English Newspaper Headlines | 第61-65页 |
| ·The Reader's Expectation from the English Newspaper Headlines | 第61-63页 |
| ·The Reader's Interpretation of the Cognitive Context in English Newspaper Headlines | 第63-65页 |
| ·Achievement of Optimal Relevance in English Newspaper Headlines | 第65-69页 |
| ·The Role of Mutual Knowledge | 第65-66页 |
| ·The Role of Cognitive Context | 第66-67页 |
| ·The Role of Non-demonstrative Deduction Inference | 第67-69页 |
| Chapter 5 Conclusion | 第69-72页 |
| ·Major Research Findings | 第69-70页 |
| ·Limitations of the Study | 第70-71页 |
| ·Suggestions for Further Researches | 第71-72页 |
| References | 第72-76页 |
| Appendix A | 第76-79页 |
| Appendix B | 第79页 |
